Diaphragm ultrasound and neostigmine test as complementary tools in the diagnostic assessment of myasthenia gravis: insights from a clinical case. - Zhang, Zhuangzhuang; Lv, Xiaoying; Zheng, Yiming; Yu, Qing; Zhang, Xiaohui; Liu, Ran; Yuan, Yun; Hao, Hongjun; Gao, Feng (Neurological Sciences, 2025)